Home / 35,860.32-53,797.76-12,488.58

Finding the Fourth Proportional to 35,860.32, 53,797.76 and 12,488.58

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Solution

The fourth proportional to 35,860.32, 53,797.76 and 12,488.58 is: 18,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,860.32 : 53,797.76 = 12,488.58 : x
  2. Step 2: Convert to fraction form
    35,860.32/53,797.76 = 12,488.58/x
  3. Step 3: Cross multiply
    35,860.32x = 53,797.76 × 12,488.58
  4. Step 4: Simplify right side
    35,860.32x = 671,857,360.59
  5. Step 5: Solve for x
    x = 671,857,360.59/35,860.32
  6. Step 6: Final answer
    x = 18,735.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.